Serpentine / Drive Belt Tensioner Pulley For 1997-2009 Buick Chevy Olds Pontiac Saturn 12563083 In order to determine compatibility please refer to the chart of compatible vehicles, cross-reference OEM part numbers call local dealership or ask your mechanic. NOTE CROSS-CHECK OE REFERENCE PART NUMBERS PRIOR TO ORDERING! THIS IS THE ONLY RIGHT WAY TO ORDER CORRECT PART! OE Reference Codes: OEM 12563083, 12563084, 24503851, 24507667, 24507684, 24507667, 24507684, 8124561520, 20577684 OTHER PART NUMBERS: 38104, 49245, 89017309, GM1414613 KR90241, SK89241, CTK90241, 90241, 89241, 419104 Specs: Belt Type Serpentine Color Siver Flanged Yes Length 181 Material Aluminum Mount Hole Diameter 11 mm Mount Hole Quantity 1 Outside Diameter 3.14961 IN Pulley Outside Diameter (MM) 80 Width 1.14173 IN *Please cross-check indicated OE reference codes against those found on your current unit. You may call local dealership (auto parts dept.) to obtain correct numbers. List of compatible vehicles: Make/Model: Year: -------------------------- BUICK RENDEZVOUS 2002-2007 BUICK TERRAZA 2005-2006 CHEVROLET EQUINOX 2005-2009 CHEVROLET MALIBU 1997-2006 CHEVROLET UPLANDER 2005-2006 CHEVROLET VENTURE 1999-2005 OLDSMOBILE ALERO 1999-2004 OLDSMOBILE CUTLASS 1997-1999 OLDSMOBILE SILHOUETTE 1999-2004 PONTIAC AZTEK 2001-2005 PONTIAC G6 2005-2006 PONTIAC GRAND AM 1999-2005 PONTIAC MONTANA 1999-2006 PONTIAC TORRENT 2006-2009 SATURN RELAY 2005-2006 *Models presented for the reference purpose only! *May fit other makes-models not listed.